diff --git a/config.tf b/config.tf
index d0f09c3..a99b7b6 100644
--- a/config.tf
+++ b/config.tf
@@ -35,6 +35,16 @@ variable "aws_secret" {
     type = string
 }
 
+variable "aws_instance_type" {
+    type = string
+    default = "t4g.micro"
+}
+
+variable "aws_ami" {
+    type = string
+    default = "ami-06a17a87e19be286a"
+}
+
 variable "cloudflare_api_token" {
     type = string
 }
diff --git a/instances/config.tf b/instances/config.tf
index c35e4fb..0a4d8a3 100644
--- a/instances/config.tf
+++ b/instances/config.tf
@@ -23,6 +23,16 @@ variable "aws_region" {
     default = "sa-east-1"
 }
 
+variable "aws_instance_type" {
+    type = string
+    default = "t4g.micro"
+}
+
+variable "aws_ami" {
+    type = string
+    default = "ami-06a17a87e19be286a"
+}
+
 variable "ssh_public_key_main" {
     type = string
 }
diff --git a/instances/instance.tf b/instances/instance.tf
index bc62e0e..b891f06 100644
--- a/instances/instance.tf
+++ b/instances/instance.tf
@@ -71,8 +71,8 @@ resource "aws_security_group" "project_pool" {
 }
 
 resource "aws_instance" "main" {
-  ami                    = "ami-06a17a87e19be286a"
-  instance_type          = "t4g.micro"
+  ami                    = var.aws_ami
+  instance_type          = var.aws_instance_type
   vpc_security_group_ids = [aws_security_group.project_pool.id]
 
   key_name = aws_key_pair.ssh_key_main.key_name
@@ -110,8 +110,8 @@ resource "aws_instance" "main" {
 }
 
 resource "aws_instance" "worker" {
-  ami                    = "ami-06a17a87e19be286a"
-  instance_type          = "t4g.micro"
+  ami                    = var.aws_ami
+  instance_type          = var.aws_instance_type
   vpc_security_group_ids = [aws_security_group.project_pool.id]
   count                  = var.number_of_workers
   
diff --git a/main.tf b/main.tf
index 4c0ca08..3001cb1 100644
--- a/main.tf
+++ b/main.tf
@@ -55,6 +55,8 @@ module "instances" {
   aws_region           = var.aws_region
   ssh_public_key_main  = var.ssh_public_key_main
   ssh_public_key_ci_cd = var.ssh_public_key_ci_cd
+  aws_instance_type    = var.aws_instance_type
+  aws_ami              = var.aws_ami
 }
 
 module "dns" {